What is a function?
Is it a Function?

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•
Mathematics
•
8th - 9th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
A function is a relation between a set of inputs and a set of possible outputs where each input is related to exactly one output.
2.
FLASHCARD QUESTION
Front
What does it mean if a mapping is not a function?
Back
A mapping is not a function if at least one input is related to more than one output.
3.
FLASHCARD QUESTION
Front
How can you determine if a relation is a function?
Back
You can determine if a relation is a function by using the vertical line test: if a vertical line intersects the graph at more than one point, it is not a function.
4.
FLASHCARD QUESTION
Front
What is an example of a function in real life?
Back
An example of a function in real life is the relationship between the amount of money saved and the time spent saving.
5.
FLASHCARD QUESTION
Front
What is the domain of a function?
Back
The domain of a function is the set of all possible input values (x-values) for which the function is defined.
6.
FLASHCARD QUESTION
Front
What is the range of a function?
Back
The range of a function is the set of all possible output values (y-values) that the function can produce.
7.
FLASHCARD QUESTION
Front
What does it mean for one quantity to be a function of another?
Back
It means that the value of one quantity depends on the value of another quantity.
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